Low battery warning: audible over audio output and visual on displays when battery voltage is <10.8V.

Uses ISO 10487 locking connector for power/ speaker

If you are looking for the latest advancements in boating entertainment than look no further than the new MS2A AM/FM/USB/Bluetooth waterproof stereo with app control! This 160 watt stereo features a modern design and Bluetooth interface capabilities with A2DP/AVRCP technology as well as app control techology allowing users to control all of the primary functions of their stereo from their mobile device. The unit also has a rear auxiliary input along with a USB input. In addition, the low battery alert and zero current memory draw will keep you informed at all times. The MS2A was built specifically for the marine environment by featuring a solid top chassis, UV resistant materials and a corrosion resistant finish.